linuxthreads/Examples/ex6.c

   1 #include <errno.h>
   2 #include <stdio.h>
   3 #include <string.h>
   4 #include <pthread.h>
   5 #include <unistd.h>
   6
   7 static void *
   8 test_thread (void *v_param)
   9 {
  10   return NULL;
  11 }
  12
  13 int
  14 main (void)
  15 {
  16   unsigned long count;
  17
  18   setvbuf (stdout, NULL, _IONBF, 0);
  19
  20   for (count = 0; count < 2000; ++count)
  21     {
  22       pthread_t thread;
  23       int status;
  24
  25       status = pthread_create (&thread, NULL, test_thread, NULL);
  26       if (status != 0)
  27         {
  28           printf ("status = %d, count = %lu: %s\n", status, count,
  29                   strerror (errno));
  30           return 1;
  31         }
  32       else
  33         {
  34           printf ("count = %lu\n", count);
  35         }
  36       /* pthread_detach (thread); */
  37       int err = pthread_join (thread, NULL);
  38       if (err != 0)
  39         {
  40           printf ("join failed (%s), count %lu\n", strerror (err), count);
  41           return 2;
  42         }
  43       usleep (10);
  44     }
  45   return 0;
  46 }